diff --git a/main.js b/main.js
index 1a0cabb..3af2495 100644
--- a/main.js
+++ b/main.js
@@ -1,5 +1,9 @@
+// Custom functions module to keep main script clean
 const fn = require('./functions').functions;
 
+// Environment Variables Importing
+const dotenv = require('dotenv').config();
+
 // TODO Add logic for other sensors
 
 while (true) {